PET (polyethylene terephthalate)
Parameter Unit Grade
PET 4 PET3 PET 2 PET 1
I.V. dL/g 0.80 ± 0.020 0.820 ± 0.020 0.770 ± 0.020 0.870 ± 0.020
DEG % 1.40 ± 0.30 1.40 ± 0.30 1.20 ± 0.30 1.10 ± 0.30
– COOH mmol/kg ≤ 35 ≤ 35 ≤ 35 ≤ 35
AA ug/g ≤ 1.0 ≤ 1.0 ≤ 1.0 ≤ 1.0
Color value L / ≥ 80 ≥ 80 ≥ 80 ≥ 80
B / ≤ 1.0 ≤ 1.0 ≤ 1.0 ≤ 1.0
Powder mg/kg ≤ 100 ≤ 100 ≤ 100 ≤ 100
Melting point °C ≥ 240 ≥ 240 ≥ 245 ≥ 240
Density g/cm3 1.40 ± 0.01 1.40 ± 0.01 1.40 ± 0.01 1.40 ± 0.01
Moisture % ≤ 0.2 ≤ 0.2 ≤ 0.2 ≤ 0.2
Ash % ≤ 0.08 ≤ 0.08 ≤ 0.08 ≤ 0.08

Package: 25KG PP bag or as buyers request
Product Name: polystyrene